European Parliament (1983. január 13.). „Resolution on the situation in Estonia, Latvia, Lithuania”. Official Journal of the European CommunitiesC 42/78."whereas the Soviet annexias of the three Baltic States still has not been formally recognized by most European States and the USA, Canada, the United Kingdom, Australia and the Vatican still adhere to the concept of the Baltic States".
Mettam, Collin W. and Stephen Wyn Williams (2001). A colonial perspective on population migration in Soviet Estonia. Journal of Baltic Studies 27 (1), 133–150.